Top hammer rock drills
HL820T
- Hole size
- 64 - 127 mm
- Percussion power
- 21 kW
- Percussion rate
- 53 Hz
Sandvik HL820T is a heavy hydraulic percussion rock drill designed for drilling 64-127 mm diameter holes in Sandvik surface longhole drill rigs. Features include independent rotation and separate flushing.
Features
-
Heavy-duty power
HL820T has a high drilling capacity and reliability level, enabled by functional modules. It ensures optimal drilling performance and extended drill steel lifetime due to the hydraulic stabilizer that controls contact between the drill bit and rock.
-
Optional power extractor
Experience trouble-free drilling while in extreme conditions with the optional power extractor.
-
Range of motor options
With three rotation motor options available, operators have complete control over torque/speed adjustment.
Product specifications
- Hole size
- 64 - 127 mm
- Percussion power
- 21 kW
- Percussion rate
- 53 Hz
- Percussion pressure
- 80 - 200 bar
- Rotation (max.)
- 200 bar
- Rotation motor types
- OMT 200, OMT 250, OMT 315
- Weight
- 265 kg
Related Products and Services
Equipment
Surface drill rigs
Designed to work in the toughest operating conditions, our surface drill rigs combine power with precision and are designed for efficiency and operator comfort.
Equipment
Underground drill rigs
Available in a variety of feed lengths, boom configurations and size classes, our underground drill rigs maximize productivity while delivering the lowest cost per meter.
Services
Component services
Sandvik will inspect and repair your original component in our state of the art workshops using genuine parts to an agreed standard and scope.
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